Gold Member Since 2014
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Sayi Electrical Appliance Co., Ltd.

Low Noise Fan, Centrifugal Fan, Centrifugal Blower manufacturer / supplier in China, offering B4-72 Series Explosion Provention Centrifugal Fans, Drying Kiln Special High Temperature High Humidity Axial Fan, European Ventilation Fans Series of with Shutter and so on.

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B4-72 Series Explosion Provention Centrifugal Fans

FOB Price: US $90 / Piece
Min. Order: 2 Pieces
Min. Order FOB Price
2 Pieces US $90/ Piece
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Production Capacity: 1000PCS/Month
Transport Package: Carton
Payment Terms: L/C, T/T, Western Union

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Basic Info
  • Model NO.: B4-72
  • Electric Current Type: AC
  • Certification: UR, CE, CCC
  • Rotation: 2900rpm/1450rpm
  • Trademark: OEM
  • Origin: China
  • Blade Material: Cast Iron
  • Mounting: Duct Fan
  • Size: 2.8-6
  • Voltage: 110V/220V/380V/440V
  • Specification: CE
  • HS Code: 8414593000
Product Description
product Description:
B4-72 Series explosion prevention centrifugal fans meet the requirements of GB3836.1-2000Electrical 
apparatus for explosive gas atmospheres. Part 1:General requirements,GB3836.2-2000Electrical apparatus 
for explosive gas atmospheres. Part 2: Flameproof "d"and JB8523-1997Ex fans technical conditions.
The Fans can be used for ventilating in the explosive environment in the flash point below the lowest form of flammable gas,air and their mixtures.
Fans of the documents through product design and product quality inspection center Ex-examination Samples 
have to undergo a rigorous inspection and testing requirements, and made "explosion-proof certification".
Explosion sign of the fans is "Ex d II BT4", the fans can be used For the existence II A, II B, T1 ~T4 group explosive mixtures of gases establishments.
B4-72 Series Explosion Provention Centrifugal Fans
B4-72 Series Explosion Provention Centrifugal Fans
B4-72 Series Explosion Provention Centrifugal Fans

Fan Number Rotation Speed Volume Flow Total Pressure Motor
N o rpm m 3 /h Pa Type Power KW
2.8A 2900 1131-2356 994-606 YB2-90S-2 (B35) 1.5
3.2A 2900 1688-3517 1300-792 YB2-90L-2 (B35) 2.2
1450 844-1758 324-198 YB2-90S-4 (B35) 1.1
3.6A 2900 2664-5268 1578-989 YB2-100L-2 (B35) 3
1450 1332-2634 393-247 YB2-90S-4 (B35) 1.1
4A 2900 4012-7419 2014-1320 YB2-132S1-2 (B35) 5.5
1450 2006-3700 501-329 YB2-90S-4 (B35) 1.1
4.5A 2900 5712-10562 2554-1673 YB2-132S2-2 (B35) 7.5
1450 2856-5281 634-416 YB2-90S-4 (B35) 1.1
5A 2900 7728-15455 3187-2019 YB2-160M2-2 (B35) 15
1450 3866-7728 790-502 YB2-100L1-4 (B35) 2.2
6A 1450 6677-13353 1139-724 YB2-112M-4 (B35) 4
960 4420-8841 498-317 YB2-100L1-6 (B35) 1.5
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